:root {
  --blue-950: #06132f;
  --blue-900: #081b4b;
  --blue-800: #0a2a5e;
  --blue-700: #0f4f9a;
  --blue-500: #18b7e3;
  --green-700: #0f8f51;
  --green-500: #32c95a;
  --green-300: #b7f4d0;
  --white: #ffffff;
  --slate-50: #f8fbfd;
  --slate-100: #edf5fb;
  --slate-200: #dce8f3;
  --text: #1f2d3d;
  --muted: #607086;
  --border: rgba(8, 27, 75, 0.08);
  --border-strong: rgba(255, 255, 255, 0.14);
  --shadow: 0 18px 40px rgba(8, 27, 75, 0.12);
  --shadow-strong: 0 24px 60px rgba(2, 14, 40, 0.22);
  --radius-lg: 28px;
  --radius-md: 22px;
  --radius-sm: 16px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: 'Open Sans', Arial, sans-serif;
  color: var(--text);
  background: linear-gradient(180deg, #f8fbfd 0%, #f4f8fc 100%);
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
button { font: inherit; }

.container {
  width: min(1200px, calc(100% - 48px));
  margin: 0 auto;
}

h1, h2, h3, strong, .btn, .brand-text strong {
  font-family: 'Montserrat', Arial, sans-serif;
}

h1, h2, h3 { margin: 0 0 14px; }

.topbar {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(255, 255, 255, 0.88);
  backdrop-filter: blur(14px);
  border-bottom: 1px solid rgba(8, 27, 75, 0.07);
}

.nav-shell {
  min-height: 88px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 14px;
  min-width: 0;
}

.brand img {
  height: clamp(44px, 4.8vw, 58px);
  width: auto;
}

.brand-text {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.brand-text strong {
  font-size: 1rem;
  color: var(--blue-900);
  letter-spacing: 0.04em;
}

.brand-text span {
  font-size: 0.8rem;
  color: var(--muted);
}

.site-nav {
  display: flex;
  align-items: center;
  gap: 22px;
  font-weight: 700;
  color: var(--blue-800);
}

.site-nav a:hover { color: var(--green-700); }

.menu-toggle {
  display: none;
  width: 48px;
  height: 48px;
  border: 1px solid rgba(8, 27, 75, 0.12);
  border-radius: 14px;
  background: #fff;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
}

.menu-toggle span {
  width: 18px;
  height: 2px;
  border-radius: 999px;
  background: var(--blue-900);
}

.hero {
  position: relative;
  overflow: hidden;
  background:
    radial-gradient(circle at 12% 18%, rgba(50, 201, 90, 0.16), transparent 18%),
    radial-gradient(circle at 88% 12%, rgba(24, 183, 227, 0.18), transparent 22%),
    linear-gradient(135deg, #071842 0%, #0a2a5e 50%, #0f4f9a 100%);
  color: var(--white);
}

.hero-orb {
  position: absolute;
  border-radius: 999px;
  filter: blur(10px);
  opacity: 0.75;
}

.hero-orb-a {
  width: 340px;
  height: 340px;
  background: radial-gradient(circle, rgba(50, 201, 90, 0.22), transparent 72%);
  top: -60px;
  left: -40px;
}

.hero-orb-b {
  width: 360px;
  height: 360px;
  background: radial-gradient(circle, rgba(24, 183, 227, 0.18), transparent 72%);
  right: -80px;
  top: 40px;
}

.hero-gridline {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255,255,255,0.06) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.06) 1px, transparent 1px);
  background-size: 46px 46px;
  mask-image: linear-gradient(to bottom, rgba(0,0,0,0.9), rgba(0,0,0,0.18));
}

.hero-layout {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(320px, 0.85fr);
  gap: clamp(28px, 4vw, 56px);
  align-items: center;
  padding: 88px 0 92px;
}

.glass-panel {
  background: rgba(255,255,255,0.08);
  border: 1px solid rgba(255,255,255,0.16);
  box-shadow: var(--shadow-strong);
  backdrop-filter: blur(14px);
}

.hero-logo-panel {
  padding: clamp(22px, 2vw, 28px);
  border-radius: var(--radius-lg);
}

.hero-logo-row {
  display: flex;
  align-items: center;
  gap: 22px;
}

.hero-logo {
  width: clamp(96px, 11vw, 136px);
  flex: 0 0 auto;
  filter: drop-shadow(0 10px 24px rgba(0,0,0,0.2));
}

.hero-logo-caption {
  color: rgba(255,255,255,0.84);
}

.hero-logo-caption p,
.hero-copy > p,
.section-head p,
.about-grid p,
.contact-box p,
.method-step p,
.service-card p,
.card p {
  line-height: 1.7;
}

.hero-logo-caption p { margin: 0; }

.hero-stats {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 14px;
  margin-top: 24px;
}

.hero-stats article,
.hero-highlights div {
  padding: 18px;
  border-radius: 20px;
  background: rgba(255,255,255,0.08);
  border: 1px solid rgba(255,255,255,0.1);
}

.hero-stats strong,
.hero-highlights strong {
  display: block;
  margin-bottom: 6px;
  font-size: 0.98rem;
}

.hero-stats span,
.hero-highlights span {
  display: block;
  color: rgba(255,255,255,0.8);
  font-size: 0.92rem;
}

.eyebrow {
  display: inline-block;
  margin-bottom: 14px;
  font-size: 0.82rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  font-weight: 800;
  color: var(--green-300);
}

.eyebrow-blue { color: var(--blue-700); }
.eyebrow-dark { color: #d0f4dd; }

h1 {
  font-size: clamp(2.5rem, 5vw, 4.35rem);
  line-height: 1.04;
  max-width: 11ch;
}

h2 {
  font-size: clamp(1.9rem, 3vw, 2.85rem);
  color: var(--blue-900);
}

.hero-copy > p {
  color: rgba(255,255,255,0.9);
  max-width: 62ch;
  font-size: 1.06rem;
}

.hero-actions,
.hero-highlights,
.cards,
.impact-grid,
.method-grid {
  display: grid;
  gap: 20px;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  margin: 28px 0 0;
}

.hero-highlights {
  margin-top: 30px;
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 999px;
  padding: 13px 20px;
  font-weight: 800;
  transition: 0.25s ease;
}

.btn:hover { transform: translateY(-1px); }

.btn-primary {
  background: linear-gradient(90deg, var(--green-500), #5be37f);
  color: #032b16;
  box-shadow: 0 12px 26px rgba(50, 201, 90, 0.24);
}

.btn-secondary,
.btn-outline {
  border: 1px solid rgba(255,255,255,0.24);
  color: var(--white);
  background: rgba(255,255,255,0.08);
}

.btn-outline {
  color: var(--blue-800);
  border-color: rgba(10,42,94,0.16);
  background: transparent;
}

.btn-block { width: 100%; }

.impact-strip {
  margin-top: -1px;
  background: #fff;
  border-bottom: 1px solid rgba(8, 27, 75, 0.05);
}

.impact-grid {
  grid-template-columns: repeat(3, 1fr);
  padding: 24px 0;
}

.impact-grid article {
  padding: 8px 8px;
  position: relative;
}

.impact-grid article:not(:last-child)::after {
  content: "";
  position: absolute;
  top: 10px;
  right: -10px;
  width: 1px;
  height: calc(100% - 20px);
  background: rgba(8, 27, 75, 0.08);
}

.impact-grid strong {
  display: block;
  color: var(--blue-900);
  margin-bottom: 6px;
}

.impact-grid span { color: var(--muted); }

.section { padding: 96px 0; }

.section-alt {
  background: linear-gradient(180deg, var(--slate-100) 0%, var(--slate-50) 100%);
}

.split-head {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 28px;
  align-items: end;
}

.section-head { margin-bottom: 34px; }

.section-head p,
.about-grid p,
.contact-box p,
.card p,
.method-step p { color: var(--muted); }

.grid-3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.grid-4 { grid-template-columns: repeat(4, minmax(0, 1fr)); }

.card {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 30px;
  box-shadow: var(--shadow);
}

.card h3,
.method-step h3 { color: var(--blue-800); }

.service-card {
  position: relative;
  overflow: hidden;
  min-height: 100%;
}

.service-card::after {
  content: "";
  position: absolute;
  inset: auto -40px -70px auto;
  width: 140px;
  height: 140px;
  border-radius: 999px;
  background: radial-gradient(circle, rgba(24, 183, 227, 0.12), transparent 70%);
}

.icon-wrap {
  width: 56px;
  height: 56px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 18px;
  margin-bottom: 18px;
  background: linear-gradient(135deg, rgba(8, 27, 75, 0.08), rgba(50, 201, 90, 0.16));
  font-size: 1.5rem;
}

.service-card ul {
  margin: 18px 0 0;
  padding-left: 18px;
  color: var(--muted);
  line-height: 1.9;
}

.mini { min-height: 220px; }

.method-grid {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.method-step {
  position: relative;
  padding: 28px;
  border-radius: var(--radius-md);
  background: linear-gradient(180deg, #ffffff 0%, #f7fbfe 100%);
  border: 1px solid rgba(8, 27, 75, 0.08);
  box-shadow: var(--shadow);
}

.method-step span {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 48px;
  height: 48px;
  border-radius: 14px;
  margin-bottom: 18px;
  font-weight: 800;
  color: var(--white);
  background: linear-gradient(135deg, var(--blue-800), var(--green-700));
}

.dark-band {
  background: linear-gradient(135deg, #071842 0%, #0a2a5e 55%, #0b417f 100%);
  color: var(--white);
}

.premium-about h2,
.premium-about p { color: var(--white); }

.about-grid {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 28px;
  align-items: start;
}

.highlight {
  background: rgba(255,255,255,0.08);
  color: var(--white);
  border: 1px solid var(--border-strong);
}

.highlight h3,
.highlight p { color: var(--white); }

.premium-panel hr {
  border: 0;
  border-top: 1px solid rgba(255,255,255,0.15);
  margin: 22px 0;
}

.cta {
  background: linear-gradient(180deg, #f7fafc 0%, #eef5fb 100%);
}

.cta-shell {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: 28px;
  align-items: center;
}

.contact-box {
  border-radius: var(--radius-lg);
  padding: 28px;
}

.premium-contact {
  background: linear-gradient(135deg, #ffffff, #f7fbfe);
  border: 1px solid rgba(8, 27, 75, 0.08);
  box-shadow: var(--shadow-strong);
}

.contact-item {
  padding: 14px 0;
  border-bottom: 1px solid rgba(8, 27, 75, 0.08);
}

.contact-item:last-of-type { margin-bottom: 18px; }

.contact-item span {
  display: block;
  color: var(--muted);
  font-size: 0.9rem;
  margin-bottom: 4px;
}

.contact-item strong {
  color: var(--blue-900);
  font-size: 1rem;
}

.footer {
  background: #071738;
  color: rgba(255,255,255,0.84);
  padding: 34px 0;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
  align-items: center;
}

.footer-brand {
  display: flex;
  align-items: center;
  gap: 16px;
}

.footer-logo {
  width: clamp(52px, 5vw, 72px);
  flex: 0 0 auto;
}

.footer-brand strong,
.footer p strong { color: var(--white); }

.footer p {
  margin: 0;
  line-height: 1.7;
}

@media (max-width: 1080px) {
  .hero-layout,
  .split-head,
  .cta-shell,
  .about-grid {
    grid-template-columns: 1fr;
  }

  .hero-layout {
    padding: 76px 0 82px;
  }

  .grid-4,
  .method-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .grid-3 { grid-template-columns: 1fr; }
}

@media (max-width: 820px) {
  .menu-toggle { display: inline-flex; }

  .site-nav {
    display: none;
    position: absolute;
    top: calc(100% + 10px);
    right: 24px;
    width: min(320px, calc(100vw - 48px));
    padding: 14px;
    border-radius: 18px;
    background: rgba(255, 255, 255, 0.98);
    border: 1px solid rgba(8, 27, 75, 0.08);
    box-shadow: var(--shadow);
    flex-direction: column;
    align-items: stretch;
    gap: 12px;
  }

  .site-nav.is-open { display: flex; }

  .site-nav .btn-outline {
    width: 100%;
    justify-content: center;
  }

  .brand-text span { display: none; }

  .hero-highlights,
  .impact-grid,
  .hero-stats,
  .grid-4,
  .method-grid,
  .footer-grid {
    grid-template-columns: 1fr;
  }

  .hero-logo-row {
    flex-direction: row;
    align-items: center;
  }

  .impact-grid article:not(:last-child)::after { display: none; }
}

@media (max-width: 640px) {
  .container {
    width: min(100%, calc(100% - 32px));
  }

  .nav-shell { min-height: 78px; }

  .brand img { height: 42px; }

  .hero-layout {
    padding: 62px 0 68px;
    gap: 24px;
  }

  .hero-logo-row {
    flex-direction: column;
    align-items: flex-start;
  }

  .hero-logo {
    width: 104px;
  }

  .hero-highlights div,
  .hero-stats article,
  .card,
  .method-step,
  .contact-box {
    padding: 22px;
  }

  .section { padding: 74px 0; }

  .footer-brand {
    align-items: flex-start;
  }
}